build(deps): bump astral-sh/setup-uv from 8.0.0 to 8.1.0

Bumps [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv) from 8.0.0 to 8.1.0.
- [Release notes](https://github.com/astral-sh/setup-uv/releases)
- [Commits](astral-sh/setup-uv@v8.0.0...v8.1.0)

---
updated-dependencies:
- dependency-name: astral-sh/setup-uv
  dependency-version: 8.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/test-matrix.yml

@@ -31,7 +31,7 @@ jobs:
       with:
         persist-credentials: false
     - name: Install uv + caching
-      uses: astral-sh/setup-uv@v8.0.0
+      uses: astral-sh/setup-uv@v8.1.0
       with:
         enable-cache: true
         cache-dependency-glob: |